Investors will be eyeing preliminary gross domestic product data that Asian countries begin announcing next week. Morgan Stanley said it expects China's GDP expanded as much as 12 percent in the January-to-March period from a year earlier, up from 10.7 percent in the fourth quarter.

DBS said Singapore's economy likely jumped an annualized 22 percent in the first quarter, and the bank boosted its 2010 GDP forecast to 7 percent from 6 percent.